If you could just either say a, b, c, d, e, for each one. More than one for each one can apply.
1. Which of the following are ture concerning the atomic nucleus?
a. contains the mass of the atom
b. the negatively charged particles are here
c. pareicles can be ejected
d. containts particles that determine atomic number
e. contaisn particles that interact with other atoms
2. Pick out the correct match(es) of each element and number of valenece-shell electrons.
A. Oxygen-6
B. Cholrine-7
C. Phosopohrus-5
D. Nitrogen-3
E. Carbon-4
3. Important functions of water include:
A. cushioning
b. acts a transport medium
c. particpates in chemical reactions
d. solvent for sugrars, salts, and other solutes
e. reduces temperature fluctiations
4. Alkaline substances are
A. gastric juice
B. water
c. blood
d. orange juice
e. ammonia
5. Glucose to starch as
a. a sterioid i to lipid
b. a nucletoide to nucleic acid
c. aminoa acid to protein
d. polypeptide to amino aci
2007-02-07
12:22:13
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5 answers
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asked by
Anonymous